package com.linxianqin.springbootVue.security.filter;


import com.linxianqin.springbootVue.domain.model.LoginUser;
import com.linxianqin.springbootVue.service.webService.TokenService;
import com.linxianqin.springbootVue.utils.SecurityUtils;
import com.linxianqin.springbootVue.utils.text.StringUtils;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.security.web.authentication.WebAuthenticationDetailsSource;
import org.springframework.stereotype.Component;
import org.springframework.web.filter.OncePerRequestFilter;

import javax.servlet.FilterChain;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * 功能描述：token过滤器 验证token有效性
 * @author lxq
 * @version 1.00
 * @Date 2020/12/17
 */
@Slf4j
@Component
public class JwtAuthenticationTokenFilter extends OncePerRequestFilter
{
    @Autowired
    private TokenService tokenService;

    @Override
    protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response, FilterChain chain)
            throws ServletException, IOException
    {
        LoginUser loginUser = tokenService.getLoginUser(request);
        if (StringUtils.isNotNull(loginUser) && StringUtils.isNull(SecurityUtils.getAuthentication()))
        {
            log.info("loginUser:{}",loginUser.getUser());
            tokenService.verifyToken(loginUser);
            UsernamePasswordAuthenticationToken authenticationToken = new UsernamePasswordAuthenticationToken(loginUser, null, loginUser.getAuthorities());
            authenticationToken.setDetails(new WebAuthenticationDetailsSource().buildDetails(request));
            SecurityContextHolder.getContext().setAuthentication(authenticationToken);
        }
        chain.doFilter(request, response);
    }
}
